A woman's last menstrual period began on 17 January. By Naegele's rule, what is the expected date of delivery?

Answer and explanation

Correct answer: D. 24 October

  1. Step 1: Naegele's rule adds 7 days to the first day of the last period and subtracts 3 months.
  2. Step 2: 17 + 7 = 24, and the month moves to October, so the date is 24 October.
Answer
24 October.

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